Salt Steppe
Land-Forest Plains (Rare)

(Tap: Add G or W to your mana pool.)

When Salt Steppe enters the battlefield, sacrifice it unless you pay G.

W, Tap, Sacrifice Salt Steppe: Prevent all combat damage that would be dealt this turn.

2, Tap: Target land becomes a 3/3 green Bear creature until end of turn. It's still a land.

Christopher Grant West